<template>
<div id="app">
  <div id="cover"></div>
  <Header></Header>
  <Todo></Todo>
  <Footer></Footer>
</div>
</template>

<script>
import Header from './todo/header.vue'
import Footer from './todo/footer.jsx'
import Todo from './todo/todo.vue'

export default {
  components: {
    Header,
    Footer,
    Todo
  },
  data() {
    return {
      text: "aaaabc"
    };
  }
};
</script>

<style lang="stylus" scoped>
#app {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
}

#cover {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  right: 0;
  background-color: #999;
  opacity: 0.9;
  z-index: -1;
}
</style>
